import 'mocha'
import { expect } from 'chai'
import { RelativeDateFormatLexer } from '../lib/lexer-parser/RelativeDateFormatLexer';
import { getTokenListFromString } from './helpers';

describe("Tokenization tests", function() {
  var passing_runs = [
    {
      rdf: "$range$",
      desc: "range token",
      tokens: [
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.RANGE,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.EOF
      ]
    },
    {
      rdf: "$trail$",
      desc: "trail token",
      tokens: [
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.TRAIL,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.EOF
      ]
    },
    {
      rdf: "$period$",
      desc: "period token",
      tokens: [
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.PERIOD,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.EOF
      ]
    },
    {
      rdf: "$range$0$0$",
      desc: "epoch to epoch",
      tokens: [
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.RANGE,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.EOF
      ]
    },
    {
      rdf: "$range$1020$174398127390$",
      desc: "long numbers",
      tokens: [
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.RANGE,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.EOF
      ]
    },
    {
      rdf: "$range$0$now$",
      desc: "epoch to now",
      tokens: [
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.RANGE,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NOW,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.EOF
      ]
    },
    {
      rdf: "$range$now$now$",
      desc: "now to now",
      tokens: [
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.RANGE,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NOW,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NOW,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.EOF
      ]
    },
    {
      rdf: "$range$0-1s$0+1s$",
      desc: "second offsets",
      tokens: [
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.RANGE,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_MIN,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.SECONDS,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_ADD,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.SECONDS,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.EOF
      ]
    },
    {
      rdf: "$range$0-1m$0+1m$",
      desc: "minute offsets",
      tokens: [
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.RANGE,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_MIN,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.MINUTES,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_ADD,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.MINUTES,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.EOF
      ]
    },
    {
      rdf: "$range$0-1h$0+1h$",
      desc: "hour offsets",
      tokens: [
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.RANGE,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_MIN,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.HOURS,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_ADD,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.HOURS,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.EOF
      ]
    },
    {
      rdf: "$range$0-1d$0+1d$",
      desc: "day offsets",
      tokens: [
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.RANGE,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_MIN,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.DAYS,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_ADD,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.DAYS,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.EOF
      ]
    },
    {
      rdf: "$range$0-1w$0+1w$",
      desc: "week offsets",
      tokens: [
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.RANGE,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_MIN,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.WEEKS,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_ADD,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.WEEKS,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.EOF
      ]
    },
    {
      rdf: "$range$0-1M$0+1M$",
      desc: "month offsets",
      tokens: [
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.RANGE,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_MIN,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.MONTHS,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_ADD,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.MONTHS,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.EOF
      ]
    },
    {
      rdf: "$range$0-1Q$0+1Q$",
      desc: "quarter offsets",
      tokens: [
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.RANGE,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_MIN,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.QUARTERS,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_ADD,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.QUARTERS,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.EOF
      ]
    },
    {
      rdf: "$range$0-1Y$0+1Y$",
      desc: "year offsets",
      tokens: [
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.RANGE,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_MIN,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.YEARS,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_ADD,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.YEARS,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.EOF
      ]
    },
    {
      rdf: "$range$0-1s+1m$0+1s-1m$",
      desc: "composite static offsets",
      tokens: [
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.RANGE,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_MIN,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.SECONDS,
        RelativeDateFormatLexer.OP_ADD,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.MINUTES,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_ADD,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.SECONDS,
        RelativeDateFormatLexer.OP_MIN,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.MINUTES,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.EOF
      ]
     },
    {
      rdf: "$range$0-1s+1M$0+1s-1M$",
      desc: "composite static/relative offsets",
      tokens: [
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.RANGE,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_MIN,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.SECONDS,
        RelativeDateFormatLexer.OP_ADD,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.MONTHS,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.OP_ADD,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.SECONDS,
        RelativeDateFormatLexer.OP_MIN,
        RelativeDateFormatLexer.NUMBER,
        RelativeDateFormatLexer.MONTHS,
        RelativeDateFormatLexer.SEPERATOR,
        RelativeDateFormatLexer.EOF
      ]
    }
  ]

  for(let run of passing_runs) {
    it(`${run.rdf.replace(/\n/g,"\\n")}: ${run.desc} should tokenize`, function(){
      expect(getTokenListFromString(run.rdf)).to.be.eql(run.tokens)
    })
  }
})